Fulltext results:
- Definition and effects of thermal bridges
- s of thermal bridges on the energy balance depend not only on the influence in terms of physics but als... uildings, the use of thermal bridge additions is not advised because they lead to overestimation of the heat losses.** However, in general it is not possible to state how high the heat losses due to... pective building. For example, thermal bridges do not always have to have a negative effect on energy b
- Unheated basement @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- principles ===== Active temperature control does not take place in unheated basements. As a rule, lowe... sary. In energy balances the unheated basement is not taken into account in the treated floor area, but... at losses due to the ventilation of the space are not taken into account when determining the conductance, these may not be included in the U-value either. Therefore: <
- Exterior wall on floor slab @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- mple, blinding layers can be disregarded which do not have any significant insulating effect on account... e $L_{2d}$. If the actual size of the building is not known, B‘ can be selected for the option B, but it should not be too small ($B' > 5 \, \text{m}$). $B' = 7{,}99... have inconvenient decimal places; however this is not of any significance]//. The floor slab is only mo
- Recommended procedure for calculating thermal bridges of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- n the Ground worksheet of the PHPP. The PHPP does not use heat flow simulations for this and instead us... ts in contact with the ground described above are not necessary. When calculating the Ψ-value, they mus... nd are known, because these specific U-values are not only dependent on their component build-up but al... alculation model (for calculating $L_{2d}$) it is not possible to choose the floor slab length freely a
- Special features and characteristics of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- n the case of components with ground contact does not differ from that for other thermal bridges. Howev... temperatures around freezing point initially does not remain as snow on the ground. Nonetheless, exact ... R = λ/d because the ground around a building does not represent a homogeneous building component layer.... wo-dimensional transient numerical calculation is not so high that this extra effort can also be justif
- Basic principle for calculating thermal bridges @basics:building_physics_-_basics:thermal_bridges:tbcalculation
- boundary conditions for the temperatures, it does not matter which temperatures are set for the inside ... tures and thermal capacities of the materials are not taken into account in the steady-state simulation... minimum surface temperatures ascertained thus do not have any informative value. The above-mentioned b
- Software for calculating thermal bridges @basics:building_physics_-_basics:thermal_bridges:tbcalculation
- ources and heat sinks} \end{align} </WRAP> It is not possible to solve this partial differential equat... dless of the method used. It should be noted that not every software program can perform calculations i
- Heated basement @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- beheizter_keller_abb_6.png?500 |}} Note: this is not a thermal bridge free connection. In the example ... nt wall connection to the basement floor slab has not been implemented in an ideal manner. One would a
- Thermal Bridges Catalogue
- e_free_design|thermal bridge free]] connection is not possible (e.g. modernisation to the EnerPHit Stan
- Interior walls on floor slabs @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- because the "insulating effect" of the ground is not taken into account (see Figure 1). As a matter of